Home / 43,108.98-64,666.20-13,527.98

Finding the Fourth Proportional to 43,108.98, 64,666.20 and 13,527.98

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Solution

The fourth proportional to 43,108.98, 64,666.20 and 13,527.98 is: 20,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,108.98 : 64,666.20 = 13,527.98 : x
  2. Step 2: Convert to fraction form
    43,108.98/64,666.20 = 13,527.98/x
  3. Step 3: Cross multiply
    43,108.98x = 64,666.20 × 13,527.98
  4. Step 4: Simplify right side
    43,108.98x = 874,803,255.76
  5. Step 5: Solve for x
    x = 874,803,255.76/43,108.98
  6. Step 6: Final answer
    x = 20,292.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.